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Difficulty: MediumInitial Stabilization and Triage

A 71-year-old woman is brought to the emergency department from an assisted living facility due to a progressively declining level of consciousness over the past 24 hours. Her medical history is notable for type 2 diabetes mellitus, hypertension, and advanced Alzheimer dementia. On presentation, she is lethargic, responds only to painful stimuli, and appears mottled. Vital signs are temperature 39.4°C (102.9°F), blood pressure 70/38 mm Hg, heart rate 132/min, and respiratory rate 26/min. Oxygen saturation is 95% on room air. Physical examination reveals dry mucous membranes and a cloudy, foul-smelling effluent in her indwelling urinary catheter. Which of the following is the most urgent initial step in the management of this patient?

  1. Rapid infusion of intravenous crystalloid fluidsAnswer
  2. B
    Computed tomography scan of the head without contrast
  3. C
    Initiation of a continuous intravenous norepinephrine infusion
  4. D
    Urgent transfer to the medical intensive care unit
  5. E
    Consultation with infectious disease for specialized antimicrobial recommendations

Answer

Rapid infusion of intravenous crystalloid fluids
This patient presents in septic shock, likely secondary to a catheter-associated urinary tract infection. Her profound hypotension, tachycardia, and altered mentation indicate severe end-organ hypoperfusion. Following the assessment of airway and breathing (which are stable in this patient), the immediate priority in the management of shock is to restore intravascular volume and tissue perfusion. The most urgent initial step is the rapid administration of intravenous crystalloid fluids. Current guidelines recommend an initial bolus of 30 mL/kg within the first 3 hours, started immediately. While early administration of broad-spectrum antibiotics and obtaining blood/urine cultures are also critical, establishing vascular access and pushing fluids is the absolute immediate step to stabilize hemodynamics and prevent cardiovascular collapse.

Step-by-Step Solution

1
Assess airway, breathing, and circulation (ABCs).
The patient is hypoxic but oxygenating adequately on room air (SpO2 95%). However, circulation is severely compromised (BP 70/38 mm Hg, HR 132/min, mottled skin).
Initial triage must always prioritize life-threatening hemodynamic instability before determining the underlying etiology.
2
Identify the primary pathophysiologic process causing the vital sign abnormalities.
The combination of fever, profound hypotension, tachycardia, altered mental status, and a likely infectious source (cloudy urine) indicates septic shock.
Recognizing the type of shock dictates the specific initial resuscitation pathway.
3
Select the most urgent intervention to reverse hypoperfusion.
Immediate administration of rapid intravenous crystalloid fluids (typically 30 mL/kg) is chosen as the first step.
Restoring intravascular volume is the cornerstone of early septic shock management to improve cardiac output and tissue perfusion.

Key Concept

In patients presenting with undifferentiated or septic shock, immediate stabilization of circulation with rapid intravenous crystalloid resuscitation takes precedence over definitive diagnostic imaging, subspecialty consultations, or vasopressor initiation.
Estimated Time:1m 0s
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Topics

Initial Stabilization and Triage

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